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PHPのmiddlewareを 使いこなすために
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YAMAOKA Hiroyuki
January 26, 2019
Technology
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2.4k
PHPのmiddlewareを 使いこなすために
PHPカンファレンス仙台2019での発表資料です。
https://phpcon-sendai.net/2019/
YAMAOKA Hiroyuki
January 26, 2019
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Transcript
1)1ͷNJEEMFXBSFΛ ͍͜ͳͨ͢Ίʹ 1)1ΧϯϑΝϨϯεઋ ߹ಉձࣾςϯϚυɹࢁԬ
ࣗݾհ ࢁԬ!IJSP@Z 1)1ͱ͔/PEFKTͷΤϯδχΞ 1)1ͷ͜Ζ͔Β ߹ಉձࣾςϯϚυදࣾһ
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JSVDBNJNFNPDPOBTV
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͓Λ࢝ΊΔલʹ
લճ·Ͱͷ͋Β͢͡ 1)1ΧϯϑΝϨϯεؔ 4MJN'SBNFXPSLͰ࢝ΊΔ1)1ͷ NJEEMFXBSF 1)1ΧϯϑΝϨϯε 1)1'*(ͷ)551ॲཧඪ४ͷઃܭ
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؆୯ʹඳ͘ͱ͜͏
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ϑΟϧλʔʢલॲཧʣ
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ϑΟϧλʔʢޙॲཧʣ
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{ echo 'A'; // લॲཧΆ͍ $result = $next($str); // ࣍ΛݺͿ echo 'C'; // ޙॲཧΆ͍ return $result; }; $b = function (string $str) : string { echo 'B'; return strtoupper($str); }; $a('hoge', $b); // ABC
ೖΕࢠߏ
͞ΒʹೖΕࢠߏ
λϚωΪΈ͍ͨʁ QIPUPCZEBSXJO#FMMMJDFOTFEVOEFS$$#: IUUQTXXXqJDLSDPNQIPUPTEBSXJOCFMM
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XFCΞϓϦͷඪ४Խ
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.JEEMFXBSF*OUFSGBDF interface MiddlewareInterface { public function process( ServerRequestInterface $request, RequestHandlerInterface
$handler ): ResponseInterface; }
3FRVFTU)BOEMFS interface RequestHandlerInterface { public function handle( ServerRequestInterface $request ):
ResponseInterface; }
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-BSBWFM class ExampleMiddleware { public function handle( \Illuminate\Http\Request $request,
\Closure $next ) { return $next($request); } }
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$BLF1)1 IUUQTCPPLDBLFQIQPSHFO DPOUSPMMFSTNJEEMFXBSFIUNM ͔Β143ʹରԠ $43'τʔΫϯνΣοΫͷ࣮ͳͲ͕ NJEEMFXBSFͰͳ͞Ε͍ͯΔ
$BLF1)1 class ExampleMiddleware { public function handle( ServerRequestInterface $request,
ResponseInterface $response, callable $next ): \Cake\Http\Response { return $next($request, $response); } }
ͯ͞ɺ·ͱΊ
ͪΐͬͱେ͛͞ͳ
ͦͦϑϨʔϜϫʔΫͱ ϦΫΤετΛड͚औΔ SPVUJOHΛݩʹߦ͏ॲཧΛબ͢Δ ॲཧΛݺͼग़͠ɺ࣮ߦ ݁ՌΛϨεϙϯεͱͯ͠ग़ྗ͢Δ
ϑϨʔϜϫʔΫ ࡞Εͦ͏͡Όͳ͍Ͱ͔͢ʁ
ϑϨʔϜϫʔΫϨγϐ 143ͷ࣮ʢ[FOEEJBDUPSPTͳͲʣ SPVUJOH࣮ʢ'BTU3PVUFͳͲʣ NJEEMFXBSFͷ࣮ߦʢ.JEEMFMBOEͳͲʣ ग़ྗʢ[FOEIUUQIBOEMFSSVOOFSͳͲʣ
࣮ྫ IUUQTMPHNJKQUFDIBSUJDMFT ϩάϛʔͷϦχϡʔΞϧ lࠓճͷϦχϡʔΞϧͰ͜ͷ143 Λར༻͢Δ͜ͱͰɺಛఆͷ8FCϑϨʔ ϜϫʔΫΛར༻ͤͣʹΞϓϦΛ࣮͢ Δ͜ͱʹ͠·ͨ͠z
ΦϨΦϨϑϨʔϜϫʔΫ ϑϨʔϜϫʔΫ؆୯ʹ࡞ΕΔ 143ʹ४ڌ͓͚ͯ͠ɺޙ͔Β;FOE &YQSFTTJWFͳͲʹΓ͑Δ͜ͱՄೳ ͪΖΜɺٯ બࢶͷҰͭͱͯ͠ɺ͋Γ͔
NJEEMFXBSF ͍͔͕Ͱ͔ͨ͠ʁ
·ͱΊ ॲཧΛNJEEMFXBSFͰׂ هड़͕؆ܿʹɺςετ༰қʹ 143Ͱඪ४Խ͞ΕΔ͜ͱͰࠩ͠ସ͑Մೳʹ %*ίϯςφͱͷΈ߹Θͤศར
ίϯετϥΫλΠϯδΣΫγϣϯ
͋Γ͕ͱ͏͍͟͝·ͨ͠